Entering an information automatically in the invoice field without clicking it twice would be ideal. I'll guide you on how you can submit a request.

You'll want to let our product team know how this feature helps your business. You can visit our Customer Feedback page by submitting feedback. Then, click the Give feedback option. I've attached screenshot for your visual guide:

Additionally, QuickBooks provides you some tools so you can create a personalized and  professional looking invoice for your customers. To learn how, check out this article for more details: Customize Invoices, Estimates, And Sales Receipts In QuickBooks Online.

Please touch base with us here if you need further assistance. Remember, we're always right here to help you.